MULTIPLE SCLEROSIS

DOES ANYONE KNOW HOW TO TREAT M.S.? I'M 50, FEMALE & HAVE M.S. FOR ABOUT 15 YRS. I TRIED COPAXONE SHOTS BUT GOT WORSE...I'VE TAKE STERIODS AND GAINED 100 LBS! I AM IN THE SECONDARY PROGRESSIVE STAGE...I DRAG MY RIGHT LEG & AM VERY WEAK WITH MY RIGHT HAND & ARM! DOES ANYONE HAVE A NEW DIET TO TRY? ANYTHING!.....I DON'T WANT TO GET ANY WORSE! BUT I WILL IN TIME....PHYSICAL THERAPY ONLY MADE ME WEAKER! THANKS FOR YOUR TIME!